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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Climate and monthly weather forecast
Weather in January
January, the same as December, in Germantown, Wisconsin, is a freezing cold winter month, with an average temperature varying between 25.2°F (-3.8°C) and 14.4°F (-9.8°C). Germantown experiences its lowest temperatures in January, with an average peak of 25.2°F (-3.8°C) and a low of 14.4°F (-9.8°C). Weather in January »
Weather in February
The last month of the winter, February, is another freezing cold month in Germantown, Wisconsin, with an average temperature ranging between min 17.2°F (-8.2°C) and max 28°F (-2.2°C). Germantown experiences an average high-temperature of a still subzero cold 28°F (-2.2°C) in February, subtly different from January's 25.2°F (-3.8°C). Weather in February »
Weather in March
March, the first month of the spring in Germantown, is an icy month, with an average temperature ranging between min 28.2°F (-2.1°C) and max 39.4°F (4.1°C). Germantown in March sees a temperature change, with average high-temperatures moving from a subzero cold 28°F (-2.2°C) in February to an icy 39.4°F (4.1°C). Weather in March »
Weather in April
April is a fresh spring month in Germantown, Wisconsin, with an average temperature varying between 37°F (2.8°C) and 50.2°F (10.1°C). April witnesses an increase in the average high-temperature, moving from an icy 39.4°F (4.1°C) in March to a cool 50.2°F (10.1°C). Weather in April »
Weather in May
May, the last month of the spring in Germantown, is a comfortable month, with temperature in the range of an average low of 47.1°F (8.4°C) and an average high of 62.1°F (16.7°C). May's arrival coincides with a temperature rise, moving from April's fresh 50.2°F (10.1°C) to a comfortable 62.1°F (16.7°C). Weather in May »
Weather in June
June, the first month of the summer in Germantown, is a pleasant month, with an average temperature varying between 56.3°F (13.5°C) and 71.2°F (21.8°C). June comes with an increase, with the average high-temperature moving from a refreshing 62.1°F (16.7°C) in May to an agreeable 71.2°F (21.8°C). Weather in June »
Weather in July
July in Germantown, Wisconsin, is a moderately hot summer month, with an average temperature ranging between max 77.5°F (25.3°C) and min 63.1°F (17.3°C). With its high average temperature of 77.5°F (25.3°C) and a low of 63.1°F (17.3°C), July is regarded as the warmest month. Weather in July »
Weather in August
August, the last month of the summer in Germantown, is another warm month, with temperature in the range of an average high of 76.6°F (24.8°C) and an average low of 61.9°F (16.6°C). The onset of August brings with it an average high-temperature of a still moderately hot 76.6°F (24.8°C), showing a negligible variation from the month before. Weather in August »
Weather in September
September, the first month of the autumn in Germantown, is still a pleasant month, with an average temperature varying between 70°F (21.1°C) and 55.4°F (13°C). As September commences, the average high-temperature subtly reduces, transitioning from a moderately hot 76.6°F (24.8°C) in August to a pleasant 70°F (21.1°C). Weather in September »
Weather in October
October, like September, is a moderate autumn month in Germantown, Wisconsin, with temperature in the range of an average low of 43.7°F (6.5°C) and an average high of 56.8°F (13.8°C). With October's onset, the weather shows a temperature decrease, transitioning from an agreeable 70°F (21.1°C) in September to a mild 56.8°F (13.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Germantown, Wisconsin, with an average temperature ranging between max 43.3°F (6.3°C) and min 32.4°F (0.2°C). Germantown, Wisconsin, in November undergoes a mild reduction in the average high-temperature, shifting from October's mild 56.8°F (13.8°C) to a frosty 43.3°F (6.3°C). Weather in November »
Weather in December
December, the first month of the winter in Germantown, is still a freezing cold month, with an average temperature ranging between min 22.8°F (-5.1°C) and max 31.5°F (-0.3°C). The arrival of December indicates a decrease in the average high-temperature, moving from a chilly 43.3°F (6.3°C) in November to a subzero cold 31.5°F (-0.3°C). Weather in December »
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
In Germantown, Wisconsin, the average lowest temperatures are observed in January, with a high of 25.2°F (-3.8°C) and a low of 14.4°F (-9.8°C).
What is the most humid month?
January is the most humid month, with an average relative humidity of 87%.
How many days does it rain?
Throughout the year, there are 139.2 rainfall days, and 25.28" (642mm) of precipitation is accumulated.
When does it snow?
January through April, October through December are months with snowfall.
When does it snow the most?
The month with the most snowfall is January, when snow falls for 12.6 days and typically aggregates up to 4.02" (102mm) of snow.
How much does it snow?
In Germantown, during the entire year, snow falls for 48.9 days and aggregates up to 15.35" (390mm) of snow.
What is the month with the least sunshine?
The month with the least sunshine is January, with an average of 3.6h of sunshine.
What are the months with the lowest UV index?
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index.
What is the driest month?
The month with the least rainfall is February, when the rain falls for 4.1 days and typically collects 1.02" (26mm) of precipitation.
When is Daylight Saving Time (DST)?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from CST to CDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from CDT to CST.
What is the wettest month?
May is the month with the most rainfall in Germantown. Rain falls for 17 days and accumulates 3.11" (79mm) of precipitation.
When it does not snow?
May through September are months without snowfall in Germantown.
When are the longest days?
June has the longest days of the year, with an average of 15h and 18min of daylight.
What month is the hottest?
Germantown's warmest temperatures are experienced in July, with average high temperatures of 77.5°F (25.3°C) and lows of 63.1°F (17.3°C).
What month has the most sunshine?
July has the most sunshine of the year, with an average of 10.5h of sunshine.
What is the month with the highest UV index?
With an average maximum UV index of 6, July is the month with the highest UV index.
What is the least humid month?
With an average relative humidity of 76%, October is the least humid month.
What is the month with the shortest days?
With an average of 9h and 0min of daylight, December has the shortest days of the year.
Average temperature
Germantown, WI
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (25.2°F).
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).
Average pressure
Germantown, WI
- Average pressure in January:
30.09"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.96"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.91"Hg
- Average pressure in July:
29.96"Hg - Average pressure in August:
29.97"Hg - Average pressure in September:
30.03"Hg - Average pressure in October:
29.99"Hg - Average pressure in November:
30.07"Hg - Average pressure in December:
30.08"Hg
The months with the highest atmospheric pressure are January, February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed
Germantown, WI
- Average wind speed in January:
11.1mph - Average wind speed in February:
10.9mph - Average wind speed in March:
10.1mph - Average wind speed in April:
10.4mph - Average wind speed in May:
8.8mph - Average wind speed in June:
7.7mph
- Average wind speed in July:
7mph - Average wind speed in August:
7mph - Average wind speed in September:
8.2mph - Average wind speed in October:
9.7mph - Average wind speed in November:
10.4mph - Average wind speed in December:
10.4mph
The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity
Germantown, WI
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (76%).
Average rainfall
Germantown, WI
- Average rainfall in January:
1.3" - Average rainfall in February:
1.02" - Average rainfall in March:
1.5" - Average rainfall in April:
2.83" - Average rainfall in May:
3.11" - Average rainfall in June:
2.95"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is February (1.02").
Average rainfall days
Germantown, WI
- Average rainfall days in January:
4.3 days - Average rainfall days in February:
4.1 days - Average rainfall days in March:
10.8 days - Average rainfall days in April:
15.7 days - Average rainfall days in May:
17 days - Average rainfall days in June:
15.5 days
- Average rainfall days in July:
15.4 days - Average rainfall days in August:
14.5 days - Average rainfall days in September:
12.4 days - Average rainfall days in October:
13.8 days - Average rainfall days in November:
9.3 days - Average rainfall days in December:
6.4 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (4.1 days).
Average snowfall
Germantown, WI
The month with the highest snowfall is January (4.02").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days
Germantown, WI
- Average snowfall days in January:
12.6 days - Average snowfall days in February:
11 days - Average snowfall days in March:
6.3 days - Average snowfall days in April:
2.8 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.6 days - Average snowfall days in November:
4.7 days - Average snowfall days in December:
10.9 days
The month with the highest number of snowfall days is January (12.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Germantown, WI
- Average daylight in January:
9h and 2min - Average daylight in February:
10h and 3min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 2min - Average daylight in May:
14h and 4min - Average daylight in June:
15h and 2min
- Average daylight in July:
15h and 0min - Average daylight in August:
13h and 5min - Average daylight in September:
12h and 3min - Average daylight in October:
11h and 0min - Average daylight in November:
9h and 4min - Average daylight in December:
9h and 0min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January:
3h and 4min - Average sunshine in February:
3h and 5min - Average sunshine in March:
6h and 0min - Average sunshine in April:
7h and 3min - Average sunshine in May:
8h and 5min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
10h and 3min - Average sunshine in August:
10h and 2min - Average sunshine in September:
9h and 1min - Average sunshine in October:
5h and 2min - Average sunshine in November:
5h and 0min - Average sunshine in December:
4h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days
Germantown, WI
- Average sunshine days in January:
14.5 days - Average sunshine days in February:
13.9 days - Average sunshine days in March:
15.3 days - Average sunshine days in April:
12 days - Average sunshine days in May:
12.3 days - Average sunshine days in June:
12.3 days
- Average sunshine days in July:
12.8 days - Average sunshine days in August:
13.1 days - Average sunshine days in September:
15.4 days - Average sunshine days in October:
14 days - Average sunshine days in November:
15.6 days - Average sunshine days in December:
15.9 days
The month with the most sunshine days is December (15.9 days).
The month with the least sunshine days is April (12 days).
Average UV index
Germantown, WI
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover
Germantown, WI
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 28).
Average visibility
Germantown, WI
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).